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Two blocks are connected by a very light string passing over a massless and frictionless pulley (Figure 1). Traveling at constant speed, the 20.0 N block moves 80.0 cm to the right and the 12.0 N block moves 80.0 cm downward.

Two blocks are connected by a very light string passing over a massless and frictionless pulley (Figure 1). Traveling at constant speed, the 20.0 N block moves 80.0 cm to the right and the 12.0 N block moves 80.0 cm downward.

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Two blocks are connected by a very light string passing over a massless and frictionless pulley (Figure 1). Traveling at constant speed, the 20.0 N block moves 80.0 cm to the right and the 12.0 N block moves 80.0 cm downward. Part E During this process, how much work is done on the 20.0 N block by friction? Express your answer with the appropriate units. HẢ ? Wf, 20.0 N = Value Units Figure 1 of 1 Submit Request Answer Part F 20.0 During this process, how much work is done on the 20.0 N block by the normal force? N Express your answer with the appropriate units. ? 12.0 N Wn, 20.0 N = Value Units
Transcribed Image Text:Two blocks are connected by a very light string passing over a massless and frictionless pulley (Figure 1). Traveling at constant speed, the 20.0 N block moves 80.0 cm to the right and the 12.0 N block moves 80.0 cm downward. Part E During this process, how much work is done on the 20.0 N block by friction? Express your answer with the appropriate units. HẢ ? Wf, 20.0 N = Value Units Figure 1 of 1 Submit Request Answer Part F 20.0 During this process, how much work is done on the 20.0 N block by the normal force? N Express your answer with the appropriate units. ? 12.0 N Wn, 20.0 N = Value Units
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